Method and device in communication nodes for wireless communication

1. A first node for wireless communications, comprising:

a first processor, transmitting a first signal set;

wherein time-domain resource(s) occupied by one or more signals comprised in the first signal set is(are) used for determining a first time window; the first signal set comprises a first signal, the first signal comprising a first sub-signal and a first reference signal; the first sub-signal comprises a first field, and the first field of the first sub-signal is used for triggering a first CSI report; a first condition set is used for determining whether the first node is allowed to trigger a second CSI report in the first time window; when the first condition set is fulfilled, the first node is not allowed to trigger the second CSI report in the first time window; when the first condition set is not fulfilled, the first node is allowed to trigger the second CSI report in the first time window; the first condition set comprises at least one of a first condition or a second condition; the first condition comprises that a number of signals comprised in the first signal set is no less than a first threshold; the second condition comprises that a first index is equal to a second index, the first CSI report is associated with the first index, and the second CSI report is associated with the second index.

2. The first node according to claim 1 , wherein the first signal set comprises S signals, S being a positive integer greater than 1; the first signal is one of the S signals; the S signals respectively comprise S first-type sub-signals, and the S signals respectively comprise S reference signals; any one of the S first-type sub-signals comprises the first field, and the first fields respectively comprised by the S first-type sub-signals are respectively used for triggering S CSI reports; the S signals share a same target receiver.

3. The first node according to claim 2 , wherein time-domain resources occupied by the S signals are respectively used for determining S time windows, and the S time windows are used for determining the first time window.

4. The first node according to claim 1 , wherein the first processor receives a first information block; wherein the first information block comprises a first channel quality and a second channel quality; a measurement on the first reference signal is used for determining the first channel quality and the second channel quality, the first channel quality and the second quality are for a same frequency-domain resource, and respectively correspond to a first received quality and a second received quality, the first received quality and the second received quality being real numbers respectively, the first received quality being unequal to the second received quality.

5. The first node according to claim 4 , wherein the first processor transmits a third signal in a first time-frequency resource block; wherein a target receiver of the third signal is a target receiver of the first signal set; a target channel quality is used for determining a Modulation and Coding Scheme (MCS) of the third signal, and the target channel quality is either the first channel quality or the second channel quality; whether the first time-frequency resource block is reserved is used for determining the target channel quality between the first channel quality and the second channel quality.

6. The first node according to claim 1 , wherein the first processor transmits a second information block; wherein the second information block comprises configuration information of the first reference signal and a first parameter, the first parameter being used to determine the first time window.

7. The first node according to claim 1 , wherein the first sub-signal comprises SCI, the first reference signal comprises an SL reference signal.

8. A second node for wireless communications, comprising:

a second processor, receiving a first signal set;

wherein time-domain resource(s) occupied by one or more signals comprised in the first signal set is(are) used for determining a first time window; the first signal set comprises a first signal, the first signal comprising a first sub-signal and a first reference signal; the first sub-signal comprises a first field, and the first field of the first sub-signal is used for triggering a first CSI report; a first condition set is used for determining whether a transmitter of the first signal set is allowed to trigger a second CSI report in the first time window; when the first condition set is fulfilled, the transmitter of the first signal set is not allowed to trigger the second CSI report in the first time window; when the first condition set is not fulfilled, the transmitter of the first signal set is allowed to trigger the second CSI report in the first time window; the first condition set comprises at least one of a first condition or a second condition; the first condition comprises that a number of signals comprised in the first signal set is no less than a first threshold; the second condition comprises that a first index is equal to a second index, the first CSI report is associated with the first index, and the second CSI report is associated with the second index.

9. The second node according to claim 8 , wherein the first signal set comprises S signals, S being a positive integer greater than 1; the first signal is one of the S signals; the S signals respectively comprise S first-type sub-signals, and the S signals respectively comprise S reference signals; any one of the S first-type sub-signals comprises the first field, and the first fields respectively comprised by the S first-type sub-signals are respectively used for triggering S CSI reports; the S signals share a same target receiver.

10. The second node according to claim 9 , wherein time-domain resources occupied by the S signals are respectively used for determining S time windows, and the S time windows are used for determining the first time window.

11. The second node according to claim 8 , wherein the second processor transmits a first information block; wherein the first information block comprises a first channel quality and a second channel quality; a measurement on the first reference signal is used for determining the first channel quality and the second channel quality, the first channel quality and the second quality are for a same frequency-domain resource, and respectively correspond to a first received quality and a second received quality, the first received quality and the second received quality being real numbers respectively, the first received quality being unequal to the second received quality.

12. The second node according to claim 11 , wherein the second processor receives a third signal in a first time-frequency resource block; wherein a transmitter of the third signal is a transmitter of the first signal set; a target channel quality is used for determining an MCS of the third signal, and the target channel quality is either the first channel quality or the second channel quality; whether the first time-frequency resource block is reserved is used for determining the target channel quality between the first channel quality and the second channel quality.

13. The second node according to claim 8 , wherein the second processor receives a second information block; wherein the second information block comprises configuration information of the first reference signal and a first parameter, the first parameter being used to determine the first time window.

14. The second node according to claim 8 , wherein the first sub-signal comprises SCI, the first reference signal comprises an SL reference signal.

15. A method in a first node for wireless communications, comprising:

transmitting a first signal set;

wherein time-domain resource(s) occupied by one or more signals comprised in the first signal set is(are) used for determining a first time window; the first signal set comprises a first signal, the first signal comprising a first sub-signal and a first reference signal; the first sub-signal comprises a first field, and the first field of the first sub-signal is used for triggering a first CSI report; a first condition set is used for determining whether the first node is allowed to trigger a second CSI report in the first time window; when the first condition set is fulfilled, the first node is not allowed to trigger the second CSI report in the first time window; when the first condition set is not fulfilled, the first node is allowed to trigger the second CSI report in the first time window; the first condition set comprises at least one of a first condition or a second condition; the first condition comprises that a number of signals comprised in the first signal set is no less than a first threshold; the second condition comprises that a first index is equal to a second index, the first CSI report is associated with the first index, and the second CSI report is associated with the second index.

16. The method according to claim 15 , wherein the first signal set comprises S signals, S being a positive integer greater than 1; the first signal is one of the S signals; the S signals respectively comprise S first-type sub-signals, and the S signals respectively comprise S reference signals; any one of the S first-type sub-signals comprises the first field, and the first fields respectively comprised by the S first-type sub-signals are respectively used for triggering S CSI reports; the S signals share a same target receiver.

17. The method according to claim 16 , wherein time-domain resources occupied by the S signals are respectively used for determining S time windows, and the S time windows are used for determining the first time window.

18. The method according to claim 15 , comprising:

receiving a first information block;

wherein the first information block comprises a first channel quality and a second channel quality; a measurement on the first reference signal is used for determining the first channel quality and the second channel quality, the first channel quality and the second quality are for a same frequency-domain resource, and respectively correspond to a first received quality and a second received quality, the first received quality and the second received quality being real numbers respectively, the first received quality being unequal to the second received quality.

19. The method according to claim 18 , comprising:

transmitting a third signal in a first time-frequency resource block;

wherein a target receiver of the third signal is a target receiver of the first signal set; a target channel quality is used for determining a Modulation and Coding Scheme (MCS) of the third signal, and the target channel quality is either the first channel quality or the second channel quality; whether the first time-frequency resource block is reserved is used for determining the target channel quality between the first channel quality and the second channel quality.

20. The method according to claim 15 , comprising:

transmitting a second information block;

wherein the second information block comprises configuration information of the first reference signal and a first parameter, the first parameter being used to determine the first time window.